43241323453 has 4 divisors (see below), whose sum is σ = 43247496348. Its totient is φ = 43235150560.

The previous prime is 43241323421. The next prime is 43241323469. The reversal of 43241323453 is 35432314234.

43241323453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35432314234 = 2 ⋅17716157117.

It can be written as a sum of positive squares in 2 ways, for example, as 24604432164 + 18636891289 = 156858^2 + 136517^2 .

It is a cyclic number.

It is not a de Polignac number, because 43241323453 - 2⁵ = 43241323421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43241323253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3075928 + ... + 3089953.

It is an arithmetic number, because the mean of its divisors is an integer number (10811874087).

Almost surely, 2^43241323453 is an apocalyptic number.

It is an amenable number.

43241323453 is a deficient number, since it is larger than the sum of its proper divisors (6172895).

43241323453 is an equidigital number, since it uses as much as digits as its factorization.

43241323453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6172894.

The product of its digits is 103680, while the sum is 34.

Adding to 43241323453 its reverse (35432314234), we get a palindrome (78673637687).

The spelling of 43241323453 in words is "forty-three billion, two hundred forty-one million, three hundred twenty-three thousand, four hundred fifty-three".